<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<table border="1">
    <!--table row 表示行
        table data 表示列-->
    <tr>
        <!--列合并-->
        <td colspan="2">1-1</td>
        <td>1-3</td>
        <td rowspan="2">1-4</td>
    </tr>
    <tr>
        <td>2-1</td>
        <td>2-2</td>
        <td>2-3</td>
    </tr>
    <tr>
        <td colspan="4" align="center">3-1</td>
    </tr>
</table>
<hr>
<table border="1">
    <tr>
        <td colspan="2">1-1</td>
        <td rowspan="2">1-3</td>
    </tr><tr>
    <td rowspan="2">2-1</td>
    <td>2-2</td>
</tr><tr>
    <td colspan="2">3-2</td>
</tr>
</table>

<table border="1">
    <caption>购物车</caption>
    <tr>
        <th>编号</th>
        <th>商品名</th>
        <th>价格</th>
    </tr>
    <tr>
        <td>1</td>
        <td>华为Mate 40 Pro</td>
        <td>6799</td>
    </tr>
    <tr>
        <td>2</td>
        <td>华为MatePad Pro</td>
        <td>4999</td>
    </tr>
    <tr>
        <td>3</td>
        <td>华为Watch3</td>
        <td>2399</td>
    </tr>
    <tr>
        <td>总价:</td>
        <td colspan="2" align="right">14,197元</td>
    </tr>
</table>
</body>
</html>